12 Days of Christmas
17th22nd
53rd
24 Game
50th
99 Bottles of Beer
16th37th
37th
Abundant Numbers
78th
8th54th
50th
Abundant Numbers (Long)
26th
Arabic to Roman
15th89th
82nd
Arithmetic Numbers
100th
Arrows
33rd
74th
Ascending Primes
54th
ASCII Table
54th
Billiards
37th
brainfuck
121st
168th
Card Number Validation
53rd
Catalan Numbers
1st
1st
Catalan’s Constant
7th
66th
Christmas Trees
19th
82nd
Collatz
173rd
CSS Colors
98th
172nd
Cubes
4th5th
14th
Day of Week
180th
DFA Simulator
79th
Diamonds
31st17th
12th36th
110th37th
Divisors
12th29th
1st
Emirp Numbers
97th
131st
Emirp Numbers (Long)
28th
Emojify
16th78th
170th
Evil Numbers
85th
306th
Evil Numbers (Long)
208th
Factorial Factorisation
37th
Farey Sequence
109th
Fibonacci
216th
28th1st
137th
Fizz Buzz
256th
152nd1st
78th53rd
Foo Fizz Buzz Bar
190th
1st
Forsyth–Edwards Notation
49th
Fractions
81st
162nd
Game of Life
74th
Gijswijt’s Sequence
71st
Happy Numbers
34th21st30th
193rd
Happy Numbers (Long)
22nd
79th
Hexdump
67th
Intersection
36th
53rd
Inventory Sequence
94th
ISBN
43rd
81st
Jacobi Symbol
84th
Kaprekar Numbers
50th
Kolakoski Constant
8th48th
91st
Kolakoski Sequence
18th58th
137th
Leap Years
139th
45th
Levenshtein Distance
21st
78th
Leyland Numbers
22nd
145th
ln 2
50th
Look and Say
66th
132nd
Lucky Numbers
16th
73rd
Lucky Tickets
11th37th
93rd
Mahjong
33rd
Maze
86th
Medal Tally
54th
Morse Decoder
13th51st
123rd
Morse Encoder
15th48th
108th
Musical Chords
65th
N Queens
49th
Niven Numbers
1st
32nd
Niven Numbers (Long)
159th
Number Spiral
42nd
94th
Odious Numbers
81st
224th
Odious Numbers (Long)
132nd
Ordinal Numbers
18th52nd
78th
PalindromemordnilaP
60th
Pangram Grep
80th
9th
1st
Partition Numbers
44th
Pascal’s Triangle
22nd
170th
Pernicious Numbers
74th
39th77th
165th
Pernicious Numbers (Long)
181st
Poker
30th
Polyominoes
54th
Prime Numbers
21st93rd
140th
Prime Numbers (Long)
42nd
Proximity Grid
44th
Quine
184th1st25th97th
1st29th107th
58th
Recamán
35th
5th42nd
84th
Repeating Decimals
55th
Reverse Polish Notation
171st
Rijndael S-box
82nd
Rock-paper-scissors-Spock-lizard
8th61st
30th
Roman to Arabic
15th63rd
95th
ROT13
61st
Rule 110
32nd
80th
Set
42nd
Seven Segment
62nd
139th
SI Units
58th
Sierpiński Triangle
56th
110th
Smith Numbers
136th
Spelling Numbers
5th12th
31st
Star Wars Opening Crawl
5th22nd
68th
Sudoku
7th
30th
Sudoku (Fill-in)
8th
Tic-tac-toe
62nd
Time Distance
29th
37th
Tongue-twisters
16th89th
114th
Transpose Sentence
103rd
United States
71st
98th
Vampire Numbers
10th26th
75th
Van Eck Sequence
12th25th
29th
Zeckendorf Representation
69th
Zodiac Signs
53rd
γ
36th
λ
10th
79th
π
13th
112th
τ
14th
98th
φ
13th
155th
√2
8th
1st
𝑒
11th
1st